Mon, 21 Jan 2013 11:16:28 -0800
Merge
1 /*
2 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 import java.util.Set;
25 import javax.annotation.processing.*;
26 import javax.lang.model.element.*;
27 import javax.lang.model.util.ElementFilter;
28 import javax.lang.model.SourceVersion;
29 import static javax.tools.Diagnostic.Kind.*;
31 @SupportedAnnotationTypes("*")
32 public class MyProcessor extends AbstractProcessor {
33 private Messager messager;
34 public void init(ProcessingEnvironment processingEnv) {
35 this.messager = processingEnv.getMessager();
36 }
38 public boolean process(Set<? extends TypeElement> tes, RoundEnvironment renv) {
39 if (!renv.processingOver()) {
40 for(TypeElement e : ElementFilter.typesIn(renv.getRootElements())) {
41 for (TypeParameterElement tp : e.getTypeParameters()) {
42 if (tp.getSimpleName().toString().length() > 1) {
43 messager.printMessage(WARNING,
44 "Type param names should be of length 1", tp);
45 }
46 }
47 }
48 }
49 return true;
50 }
52 public SourceVersion getSupportedSourceVersion() {
53 return SourceVersion.latest();
54 }
55 }